T-Test statistics, which is also known as student’s T-Test, was first developed by William Sealy Gosset in the year 1908.
Two independent samples t-test
The independent two-sample t-test is used to test whether population means are significantly different from each other, using the means from randomly drawn samples.
Reliability test in SPSS using Cronbach Alpha
Cronbach Alpha is a reliability test conducted within SPSS in order to measure the internal consistency i.e. reliability of the measuring instrument (Questionnaire).
How to test one way ANOVA in SPSS?
ANOVA or Analysis of Variance is conducted to determine the significant differences between the means of three or more independent variables.
Special cases within chi square test
If you want to test whether the % of people who report themselves to be very happy has changed during the time that the test has been conducted. A special case of the chi square test for independence is the test.
Chi square test with the help of SPSS
A chi square (X2) statistic is used to investigate whether distributions of categorical variables differ from one another. Categorical variables like; gender of sample population which could be either male or female.
T-test using SPSS
When using this statistical test, you are testing the null hypothesis that 2 population means (average) are equal. The alternative hypothesis is that they are not equal.